diff options
| -rw-r--r-- | arch/arm/kvm/reset.c | 16 | ||||
| -rw-r--r-- | arch/arm64/kvm/reset.c | 16 | ||||
| -rw-r--r-- | include/kvm/arm_arch_timer.h | 4 | ||||
| -rw-r--r-- | virt/kvm/arm/arch_timer.c | 28 |
4 files changed, 19 insertions, 45 deletions
diff --git a/arch/arm/kvm/reset.c b/arch/arm/kvm/reset.c index 1da8b2d14550..5ed0c3ee33d6 100644 --- a/arch/arm/kvm/reset.c +++ b/arch/arm/kvm/reset.c @@ -37,16 +37,6 @@ static struct kvm_regs cortexa_regs_reset = { .usr_regs.ARM_cpsr = SVC_MODE | PSR_A_BIT | PSR_I_BIT | PSR_F_BIT, }; -static const struct kvm_irq_level cortexa_ptimer_irq = { - { .irq = 30 }, - .level = 1, -}; - -static const struct kvm_irq_level cortexa_vtimer_irq = { - { .irq = 27 }, - .level = 1, -}; - /******************************************************************************* * Exported reset function @@ -62,16 +52,12 @@ static const struct kvm_irq_level cortexa_vtimer_irq = { int kvm_reset_vcpu(struct kvm_vcpu *vcpu) { struct kvm_regs *reset_regs; - const struct kvm_irq_level *cpu_vtimer_irq; - const struct kvm_irq_level *cpu_ptimer_irq; switch (vcpu->arch.target) { case KVM_ARM_TARGET_CORTEX_A7: case KVM_ARM_TARGET_CORTEX_A15: reset_regs = &cortexa_regs_reset; vcpu->arch.midr = read_cpuid_id(); - cpu_vtimer_irq = &cortexa_vtimer_irq; - cpu_ptimer_irq = &cortexa_ptimer_irq; break; default: return -ENODEV; @@ -84,5 +70,5 @@ int kvm_reset_vcpu(struct kvm_vcpu *vcpu) kvm_reset_coprocs(vcpu); /* Reset arch_timer context */ - return kvm_timer_vcpu_reset(vcpu, cpu_vtimer_irq, cpu_ptimer_irq); + return kvm_timer_vcpu_reset(vcpu); } diff --git a/arch/arm64/kvm/reset.c b/arch/arm64/kvm/reset.c index 561badf93de8..3256b9228e75 100644 --- a/arch/arm64/kvm/reset.c +++ b/arch/arm64/kvm/reset.c @@ -46,16 +46,6 @@ static const struct kvm_regs default_regs_reset32 = { COMPAT_PSR_I_BIT | COMPAT_PSR_F_BIT), }; -static const struct kvm_irq_level default_ptimer_irq = { - .irq = 30, - .level = 1, -}; - -static const struct kvm_irq_level default_vtimer_irq = { - .irq = 27, - .level = 1, -}; - static bool cpu_has_32bit_el1(void) { u64 pfr0; @@ -108,8 +98,6 @@ int kvm_arch_dev_ioctl_check_extension(struct kvm *kvm, long ext) */ int kvm_reset_vcpu(struct kvm_vcpu *vcpu) { - const struct kvm_irq_level *cpu_vtimer_irq; - const struct kvm_irq_level *cpu_ptimer_irq; const struct kvm_regs *cpu_reset; switch (vcpu->arch.target) { @@ -122,8 +110,6 @@ int kvm_reset_vcpu(struct kvm_vcpu *vcpu) cpu_reset = &default_regs_reset; } - cpu_vtimer_irq = &default_vtimer_irq; - cpu_ptimer_irq = &default_ptimer_irq; break; } @@ -137,5 +123,5 @@ int kvm_reset_vcpu(struct kvm_vcpu *vcpu) kvm_pmu_vcpu_reset(vcpu); /* Reset timer */ - return kvm_timer_vcpu_reset(vcpu, cpu_vtimer_irq, cpu_ptimer_irq); + return kvm_timer_vcpu_reset(vcpu); } diff --git a/include/kvm/arm_arch_timer.h b/include/kvm/arm_arch_timer.h index 295584f31a4e..f1c967a4f603 100644 --- a/include/kvm/arm_arch_timer.h +++ b/include/kvm/arm_arch_timer.h @@ -57,9 +57,7 @@ struct arch_timer_cpu { int kvm_timer_hyp_init(void); int kvm_timer_enable(struct kvm_vcpu *vcpu); -int kvm_timer_vcpu_reset(struct kvm_vcpu *vcpu, - const struct kvm_irq_level *virt_irq, - const struct kvm_irq_level *phys_irq); +int kvm_timer_vcpu_reset(struct kvm_vcpu *vcpu); void kvm_timer_vcpu_init(struct kvm_vcpu *vcpu); void kvm_timer_flush_hwstate(struct kvm_vcpu *vcpu); void kvm_timer_sync_hwstate(struct kvm_vcpu *vcpu); diff --git a/virt/kvm/arm/arch_timer.c b/virt/kvm/arm/arch_timer.c index 7933b1f8f7b7..72d5aa7d4c64 100644 --- a/virt/kvm/arm/arch_timer.c +++ b/virt/kvm/arm/arch_timer.c @@ -35,6 +35,16 @@ static struct timecounter *timecounter; static unsigned int host_vtimer_irq; static u32 host_vtimer_irq_flags; +static const struct kvm_irq_level default_ptimer_irq = { + .irq = 30, + .level = 1, +}; + +static const struct kvm_irq_level default_vtimer_irq = { + .irq = 27, + .level = 1, +}; + void kvm_timer_vcpu_put(struct kvm_vcpu *vcpu) { vcpu_vtimer(vcpu)->active_cleared_last = false; @@ -445,23 +455,12 @@ void kvm_timer_sync_hwstate(struct kvm_vcpu *vcpu) kvm_timer_update_state(vcpu); } -int kvm_timer_vcpu_reset(struct kvm_vcpu *vcpu, - const struct kvm_irq_level *virt_irq, - const struct kvm_irq_level *phys_irq) +int kvm_timer_vcpu_reset(struct kvm_vcpu *vcpu) { struct arch_timer_context *vtimer = vcpu_vtimer(vcpu); struct arch_timer_context *ptimer = vcpu_ptimer(vcpu); /* - * The vcpu timer irq number cannot be determined in - * kvm_timer_vcpu_init() because it is called much before - * kvm_vcpu_set_target(). To handle this, we determine - * vcpu timer irq number when the vcpu is reset. - */ - vtimer->irq.irq = virt_irq->irq; - ptimer->irq.irq = phys_irq->irq; - - /* * The bits in CNTV_CTL are architecturally reset to UNKNOWN for ARMv8 * and to 0 for ARMv7. We provide an implementation that always * resets the timer to be disabled and unmasked and is compliant with @@ -496,6 +495,8 @@ static void update_vtimer_cntvoff(struct kvm_vcpu *vcpu, u64 cntvoff) void kvm_timer_vcpu_init(struct kvm_vcpu *vcpu) { struct arch_timer_cpu *timer = &vcpu->arch.timer_cpu; + struct arch_timer_context *vtimer = vcpu_vtimer(vcpu); + struct arch_timer_context *ptimer = vcpu_ptimer(vcpu); /* Synchronize cntvoff across all vtimers of a VM. */ update_vtimer_cntvoff(vcpu, kvm_phys_timer_read()); @@ -504,6 +505,9 @@ void kvm_timer_vcpu_init(struct kvm_vcpu *vcpu) INIT_WORK(&timer->expired, kvm_timer_inject_irq_work); hrtimer_init(&timer->timer, CLOCK_MONOTONIC, HRTIMER_MODE_ABS); timer->timer.function = kvm_timer_expire; + + vtimer->irq.irq = default_vtimer_irq.irq; + ptimer->irq.irq = default_ptimer_irq.irq; } static void kvm_timer_init_interrupt(void *info) |